Title :
Multiobjective fuzzy random linear programming using E-model and possibility measure
Author :
Katagiri, Hideki ; Sakawa, Masatoshi ; Ishii, Hiroaki
Author_Institution :
Graduate Sch. of Eng., Hiroshima Univ., Japan
Abstract :
The authors deal with multiobjective linear programming problems with fuzzy random variable coefficients. Since the problem is ill-defined due to both fuzziness and randomness, we propose a decision making model based on E-model, which is a useful model in stochastic programming, and a possibility measure. First, we show that the formulated problem is reduced to a multiobjective linear fractional programming problem. After defining a Pareto optimal solution based on the expected value of possibility measure, we construct a solution algorithm for solving a minimax problem. Further, we consider interactive decision making using reference points and give numerical examples
Keywords :
Pareto distribution; decision support systems; decision theory; fuzzy set theory; interactive systems; linear programming; minimax techniques; possibility theory; E-model; Pareto optimal solution; decision making model; expected value; fuzziness; fuzzy random variable coefficients; interactive decision making; minimax problem; multiobjective fuzzy random linear programming; multiobjective linear fractional programming problem; possibility measure; randomness; reference points; solution algorithm; stochastic programming; Decision making; Fuzzy sets; Linear programming; Mathematical programming; Minimax techniques; Parameter estimation; Random variables; Stochastic processes; Symmetric matrices; Uncertainty;
Conference_Titel :
IFSA World Congress and 20th NAFIPS International Conference, 2001. Joint 9th
Conference_Location :
Vancouver, BC
Print_ISBN :
0-7803-7078-3
DOI :
10.1109/NAFIPS.2001.944430